1) Why is it possible forcomponents of a membrane to move around, but not flip?
2) What is a trans fat,and why did they not evolve (with very few exceptions) innature?
3) Why are saturated fats moredetrimental to health than unsaturated fat?
4) Is unsaturated fat essential toa healthy diet? Why or why not? Is saturated fatessential to a healthy diet? Why or why not?